33 	struct cypress_sf_data *touchkey = devid;  in cypress_sf_irq_handler()  local
38 	val = i2c_smbus_read_byte_data(touchkey->client,  in cypress_sf_irq_handler()
41 		dev_err(&touchkey->client->dev,  in cypress_sf_irq_handler()
47 	bitmap_xor(&changed, &keystates, &touchkey->keystates,  in cypress_sf_irq_handler()
48 		   touchkey->num_keys);  in cypress_sf_irq_handler()
50 	for_each_set_bit(key, &changed, touchkey->num_keys) {  in cypress_sf_irq_handler()
52 		dev_dbg(&touchkey->client->dev,  in cypress_sf_irq_handler()
54 		input_report_key(touchkey->input_dev,  in cypress_sf_irq_handler()
55 				 touchkey->keycodes[key], new_state);  in cypress_sf_irq_handler()
58 	input_sync(touchkey->input_dev);  in cypress_sf_irq_handler()
59 	touchkey->keystates = keystates;  in cypress_sf_irq_handler()
66 	struct cypress_sf_data *touchkey = arg;  in cypress_sf_disable_regulators()  local
68 	regulator_bulk_disable(ARRAY_SIZE(touchkey->regulators),  in cypress_sf_disable_regulators()
69 			       touchkey->regulators);  in cypress_sf_disable_regulators()
74 	struct cypress_sf_data *touchkey;  in cypress_sf_probe()  local
77 	touchkey = devm_kzalloc(&client->dev, sizeof(*touchkey), GFP_KERNEL);  in cypress_sf_probe()
78 	if (!touchkey)  in cypress_sf_probe()
81 	touchkey->client = client;  in cypress_sf_probe()
82 	i2c_set_clientdata(client, touchkey);  in cypress_sf_probe()
84 	touchkey->regulators[0].supply = "vdd";  in cypress_sf_probe()
85 	touchkey->regulators[1].supply = "avdd";  in cypress_sf_probe()
88 					ARRAY_SIZE(touchkey->regulators),  in cypress_sf_probe()
89 					touchkey->regulators);  in cypress_sf_probe()
95 	touchkey->num_keys = device_property_read_u32_array(&client->dev,  in cypress_sf_probe()
98 	if (touchkey->num_keys < 0) {  in cypress_sf_probe()
100 		touchkey->num_keys = 2;  in cypress_sf_probe()
103 	touchkey->keycodes = devm_kcalloc(&client->dev,  in cypress_sf_probe()
104 					  touchkey->num_keys,  in cypress_sf_probe()
105 					  sizeof(*touchkey->keycodes),  in cypress_sf_probe()
107 	if (!touchkey->keycodes)  in cypress_sf_probe()
111 					       touchkey->keycodes,  in cypress_sf_probe()
112 					       touchkey->num_keys);  in cypress_sf_probe()
120 		touchkey->keycodes[0] = KEY_BACK;  in cypress_sf_probe()
121 		touchkey->keycodes[1] = KEY_MENU;  in cypress_sf_probe()
124 	error = regulator_bulk_enable(ARRAY_SIZE(touchkey->regulators),  in cypress_sf_probe()
125 				      touchkey->regulators);  in cypress_sf_probe()
134 					 touchkey);  in cypress_sf_probe()
138 	touchkey->input_dev = devm_input_allocate_device(&client->dev);  in cypress_sf_probe()
139 	if (!touchkey->input_dev) {  in cypress_sf_probe()
144 	touchkey->input_dev->name = CYPRESS_SF_DEV_NAME;  in cypress_sf_probe()
145 	touchkey->input_dev->id.bustype = BUS_I2C;  in cypress_sf_probe()
147 	for (key = 0; key < touchkey->num_keys; ++key)  in cypress_sf_probe()
148 		input_set_capability(touchkey->input_dev,  in cypress_sf_probe()
149 				     EV_KEY, touchkey->keycodes[key]);  in cypress_sf_probe()
151 	error = input_register_device(touchkey->input_dev);  in cypress_sf_probe()
161 					  CYPRESS_SF_DEV_NAME, touchkey);  in cypress_sf_probe()
174 	struct cypress_sf_data *touchkey = i2c_get_clientdata(client);  in cypress_sf_suspend()  local
179 	error = regulator_bulk_disable(ARRAY_SIZE(touchkey->regulators),  in cypress_sf_suspend()
180 				       touchkey->regulators);  in cypress_sf_suspend()
193 	struct cypress_sf_data *touchkey = i2c_get_clientdata(client);  in cypress_sf_resume()  local
196 	error = regulator_bulk_enable(ARRAY_SIZE(touchkey->regulators),  in cypress_sf_resume()
197 				      touchkey->regulators);  in cypress_sf_resume()